C# : How to upgrade all solution projects .Net framework 4.5.1 to 4.8 Visual Studio 2019

C# : How to upgrade all solution projects .Net framework 4.5.1 to 4.8 Visual Studio 2019
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

So here is a secret hidden feature I promissed to tell you.
This is a YouTube's feature which works on Desktop.
First, Make sure this video is playing.
Then, type the letters 'awesome' on your keyboard as the next step.
You will see a flashing rainbow instead of a regular progress bar on YouTube.

An introduction to myself in a few words,
Hello there, my name is Delphi.
Let me aid you in resolving any queries you may have.
C# : How to upgrade all solution projects .Net framework 4.5.1 to 4.8 Visual Studio 2019
I am always open to chatting or receiving comments from you if you have more specific queries.
We appreciate your participation, so please feel free to comment below with your answer or insights.
Your answer will be appreciated and acknowledged with a 'heart' from me.
C# upgrade .Net How to : to 4.5.1 Visual Studio solution framework 2019 projects 4.8 all